Cita APA (7a ed.)

Butler, S., & Butler, S., Jr. (1896). The life and letters of Dr. Samuel Butler...(2 vol). John Murray.

Cita Chicago Style (17a ed.)

Butler, Samuel, y Samuel Butler, Jr. The Life and Letters of Dr. Samuel Butler...(2 Vol). London: John Murray, 1896.

Cita MLA (9a ed.)

Butler, Samuel, y Samuel Butler, Jr. The Life and Letters of Dr. Samuel Butler...(2 Vol). John Murray, 1896.